“Now, the Lions are turning their focus to two candidates who emerged as strong backup plans during interviews over the last week and a half, Baltimore Ravens offensive coordinator Jim Caldwell and former Tennessee Titans coach Mike Munchak.”

Adam Shefter is reporting that Caldwell has definitely emerged as the frontrunner in Detroit.

Lions have spent day in talks with Ravens HC Jim Caldwell and Detroit has been focusing on him, via @mortreport and me.